avdtp_source.c (744ea73d2e5963352a9ff9b55fcfb5d3b3dcdb73) avdtp_source.c (21f2491df42b3c97a35c6e6cf252a9454eafec6b)
1
2/*
3 * Copyright (C) 2016 BlueKitchen GmbH
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *

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183 media_packet[pos++] = (marker << 7) | payload_type;
184 big_endian_store_16(media_packet, pos, sequence_number);
185 pos += 2;
186 big_endian_store_32(media_packet, pos, timestamp);
187 pos += 4;
188 big_endian_store_32(media_packet, pos, ssrc); // only used for multicast
189}
190
1
2/*
3 * Copyright (C) 2016 BlueKitchen GmbH
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *

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183 media_packet[pos++] = (marker << 7) | payload_type;
184 big_endian_store_16(media_packet, pos, sequence_number);
185 pos += 2;
186 big_endian_store_32(media_packet, pos, timestamp);
187 pos += 4;
188 big_endian_store_32(media_packet, pos, ssrc); // only used for multicast
189}
190
191// @deprecated, use avdtp_source_stream_send_media_payload_rtp instead
192int avdtp_source_stream_send_media_payload(uint16_t avdtp_cid, uint8_t local_seid, const uint8_t * payload, uint16_t payload_size, uint8_t num_frames, uint8_t marker){
193 UNUSED(avdtp_cid);
194
195 avdtp_stream_endpoint_t * stream_endpoint = avdtp_get_stream_endpoint_for_seid(local_seid);
196 if (!stream_endpoint) {
197 log_error("avdtp source: no stream_endpoint with seid %d", local_seid);
198 return 0;
199 }
200
201 if (stream_endpoint->l2cap_media_cid == 0){
202 log_error("avdtp source: no media connection for seid %d", local_seid);
203 return 0;
204 }
205
206 uint32_t buffer_size = l2cap_get_remote_mtu_for_local_cid(stream_endpoint->l2cap_media_cid);
207 uint32_t packet_size = AVDTP_MEDIA_PAYLOAD_HEADER_SIZE + payload_size + 1;
208 if (packet_size > buffer_size) return ERROR_CODE_MEMORY_CAPACITY_EXCEEDED;
209
210 l2cap_reserve_packet_buffer();
211 uint8_t * media_packet = l2cap_get_outgoing_buffer();
212 uint32_t timestamp = btstack_run_loop_get_time_ms();
213 avdtp_source_setup_media_header(media_packet, marker, stream_endpoint->sequence_number, timestamp);
214 media_packet[AVDTP_MEDIA_PAYLOAD_HEADER_SIZE] = num_frames; // (fragmentation << 7) | (starting_packet << 6) | (last_packet << 5) | num_frames;
215 (void)memcpy(&media_packet[AVDTP_MEDIA_PAYLOAD_HEADER_SIZE +1], payload, payload_size);
216 stream_endpoint->sequence_number++;
217 l2cap_send_prepared(stream_endpoint->l2cap_media_cid, (uint16_t) packet_size);
218 return packet_size;
219}
220
221uint8_t avdtp_source_stream_send_media_payload_rtp(uint16_t avdtp_cid, uint8_t local_seid, uint8_t marker, const uint8_t * payload, uint16_t payload_size){
222 UNUSED(avdtp_cid);
223
224 avdtp_stream_endpoint_t * stream_endpoint = avdtp_get_stream_endpoint_for_seid(local_seid);
225 if (!stream_endpoint) {
226 log_error("avdtp source: no stream_endpoint with seid %d", local_seid);
227 return 0;
228 }

--- 65 unchanged lines hidden --- 		191uint8_t avdtp_source_stream_send_media_payload_rtp(uint16_t avdtp_cid, uint8_t local_seid, uint8_t marker, const uint8_t * payload, uint16_t payload_size){
192 UNUSED(avdtp_cid);
193
194 avdtp_stream_endpoint_t * stream_endpoint = avdtp_get_stream_endpoint_for_seid(local_seid);
195 if (!stream_endpoint) {
196 log_error("avdtp source: no stream_endpoint with seid %d", local_seid);
197 return 0;
198 }

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